High-strength Chemically Resistant Thin Sheath Fibers and Methods of Manufacture

February 28, 2004

1. A fiber comprising: a core that is formed from a core material, and a sheath that is formed from a sheath material and at least partially surrounds the core, wherein the sheath material comprises a fluoropolymer; and wherein the sheath material has an apparent shear viscosity VS that is equal to or less than an apparent shear viscosity of the core material VC.

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